Gvim redraw issues with Virtual Box and Windows 7 host

Question

Gvim 7.4 on a Linux guest inside VirtualBox has serious redraw issues: often when I scroll up/down, the shown text gets corrupted (e.g., empty or with some \"holes\"). And I hav

Answer 1

Could be out of scope here, since I am using Fedora 21 here; but since this is the #1 result for gvim refresh issue, I am adding this note for later reference.

Do not hesitate to allocate a lot of video memory. I had played with 2D accelation as well as 3D accelation option without any single change. The gulty party was that by default I only had 12Mo of video, I changed it to 128Mo and everythnig is working nicely now.